| FWPCA | Federal Water Pollution Control Administration |
|---|---|
| DW | daily weight; deionized water; dextrose in water; distilled water; doing well; dry weight |
| HAP | Handicapped Aid Program; Hazardous Air Pollutants [List]; hazardous air pollution; health alliance p... |
| NAPCA | National Air Pollution Control Administration |
| ChemID | Chemical Identification; Chemical Identification File |